From 9ee8cf9e1abd773b8278a5596b18c268861c2029 Mon Sep 17 00:00:00 2001
From: Andreas Schwab <schwab@suse.de>
Date: Mon, 30 Aug 1999 15:05:17 +0000
Subject: [PATCH] Include <unistd.h> if available.

---
 lib-src/test-distrib.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib-src/test-distrib.c b/lib-src/test-distrib.c
index 01897b83a7f..79d899a280c 100644
--- a/lib-src/test-distrib.c
+++ b/lib-src/test-distrib.c
@@ -10,11 +10,14 @@
 
 #include <stdio.h>
 
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
 #ifndef O_RDONLY
 #define O_RDONLY 0
 #endif
 
-
 /* Break string in two parts to avoid buggy C compilers that ignore characters
    after nulls in strings.  */
 
-- 
2.39.5